Overview
The MAX194BMDE+ is a 14-bit successive-approximation analog-to-digital converter (ADC) produced by Maxim Integrated Products, now part of Analog Devices Inc. This ADC is designed to offer high speed, high accuracy, and low power consumption, making it suitable for a variety of applications. The MAX194 uses a capacitive-DAC architecture and includes internal calibration circuitry to correct linearity and offset errors, ensuring full rated performance over the operating temperature range without external adjustments.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sample Rate | 85 ksps |
| Conversion Time | 9.4 µs |
| Shutdown Current | 10 µA |
| Input Range | Unipolar (0V to VREF), Bipolar (-VREF to VREF) |
| Reference Voltage | Up to +5V |
| Supply Voltage | Separate analog and digital supplies |
| Package Options | 16-pin DIP, wide SO, ceramic sidebraze |
| Data Output Rate | Up to 5 Mbps |
Key Features
- True 14-bit accuracy with 1/2 LSB INL and 82 dB SINAD
- Built-in track/hold function
- AC and DC specified performance
- Unipolar and bipolar input range selectable via pins
- Three-state serial-data output
- Small package options: 16-pin DIP, wide SO, and ceramic sidebraze
- Pin-compatible 16-bit upgrade (MAX195)
Applications
- Portable Instruments
- Audio
- Industrial Controls
- Robotics
- Multiple Transducer Interfaces
- Medical Signal Measurements
- Vibration Analysis
- Digital Signal Processing
Q & A
- What is the resolution of the MAX194 ADC?
The MAX194 has a resolution of 14 bits.
- What is the sample rate of the MAX194?
The sample rate of the MAX194 is 85 ksps.
- How long does a conversion take on the MAX194?
A conversion takes approximately 9.4 µs.
- What is the shutdown current of the MAX194?
The shutdown current is 10 µA.
- What are the input range options for the MAX194?
The input range can be set to either unipolar (0V to VREF) or bipolar (-VREF to VREF).
- What is the maximum reference voltage for the MAX194?
The maximum reference voltage is up to +5V.
- Does the MAX194 have separate power supplies for analog and digital sections?
Yes, the MAX194 has separate analog and digital supplies.
- What package options are available for the MAX194?
The MAX194 is available in 16-pin DIP, wide SO, and ceramic sidebraze packages.
- At what rate can the output data be read from the MAX194?
The output data can be read at up to 5 Mbps.
- Is the MAX194 compatible with other ADC models?
The MAX194 is pin-compatible with the 16-bit MAX195 ADC.
